finance

Retrieve real-time and historical financial data for single tickers or portfolios.

Updated Apr 28, 2026

Search Tags:#api #finance #historical-data #market-data #stock #company-profile

Ready to run

npx skills add https://github.com/ncsound919/deterministic-brain --skill finance-ncsound919

💬 Prompt for ChatGPT / Claude Chat▼

Please help me install this Agent Skill.
Skill: finance
Source: https://github.com/ncsound919/deterministic-brain/tree/main/skills/finance
Command: npx skills add https://github.com/ncsound919/deterministic-brain --skill finance-ncsound919

SYSTEM DOCUMENTATION & REQUIREMENTS

What problem does it solve?

Finance-related decision making often lacks fast, reliable access to real-time quotes, historical price data, company fundamentals, and market intelligence. This Skill consolidates finance data sources into a single, reproducible interface to empower analysts and developers to make informed decisions without toggling between multiple APIs.

Core Features & Use Cases

Real-time quotes, market snapshots, and streaming-like access for tickers.
Historical data and financial statements, earnings, and key ratios for research and backtesting.
Market news, company profiles, insider information, and key metrics for investment decision support.
Use Case: A portfolio analyst fetches AAPL's live price, 1-year history, and latest earnings to assess value alignment.

Quick Start

Fetch a real-time quote for AAPL and retrieve AAPL's latest financial module data to begin analysis.

Frequently Asked Questions about finance

High-intent search queries and answers about installing and using this skill.

FAQPage Schema

How do I retrieve real-time stock quotes and historical market data for a single ticker?▼

You can retrieve real-time stock quotes and historical market data through a unified Finance API that returns structured responses for quotes, price histories, and company profiles. It supports single tickers or portfolios for fast, data-driven investment analysis.

What financial data can I pull for investment analysis and portfolio management?▼

You can pull real-time quotes, historical price histories, company profiles, earnings data, financial statements, market news, insider information, and key financial ratios through a single consolidated API interface.

Does this finance API support fetching company fundamentals and financial statements for backtesting?▼

Yes, this finance API supports fetching company fundamentals and financial statements for backtesting. It provides historical data, earnings data, and key ratios with parameter validation and structured responses.

Can I use a single API to get both market news and stock modules for multiple tickers?▼

Yes, you can use a single API to get both market news and stock modules for multiple tickers. It satisfies endpoints for quotes, history, stock modules, financial statements, and news with gateway-based authentication.

What's the best way to access comprehensive financial data without toggling between multiple APIs?▼

The best way to access comprehensive financial data without toggling between multiple APIs is using a unified Finance API. It consolidates sources for quotes, history, company profiles, and market news into a single reproducible interface.